Rear bumper for automobile



FIG. 1 is a front elevational view of a rear bumper for an automobile showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational thereof;

FIG. 6 is a top, front and right side perspective view thereof; and,

FIG. 7 is a bottom, front and left side perspective view thereof.

The rear view of the rear bumper forms no part of the claimed design. In addition, the rear bumper is configured to be mounted to an automobile. The rear surfaces, visible in FIGS. 2, 3, 6, and 7 of the rear bumper, form no part of the claimed design since the rear surfaces are hidden when the rear bumper is mounted to the automobile. 

CLAIM The ornamental design for a rear bumper for an automobile, as shown and described. 